HP 4 B5T03UA, 4 B5T04UA manual See the User Guide

Component		Description
(3)	USB 3.0 ports (2)	Connect optional USB 3.0 devices and provide enhanced
		USB power performance.
		NOTE: For details about different types of USB ports, see
		the User Guide.
(4)	Digital Media Slot	Supports the following digital card formats:
		● Secure Digital (SD) Memory Card
		● Secure Digital Extended Capacity (SDxC) Memory
		Card
		● Secure Digital High Capacity (SDHC) Memory Card
		● Ultra High Speed MultiMediaCard (UHS/MMC)
(5)	Hard drive light	● Blinking white: The hard drive is being accessed.
		● Amber: HP 3D DriveGuard has temporarily parked the
		hard drive.
		NOTE: For information about HP 3D DriveGuard,
		see the User Guide.
(6)	Power light	● White: The computer is on.
		● Blinking white: The computer is in the Sleep state,
		which is an energy-saving mode. The computer shuts
		off power to the display and other unneeded
		components.

● Off: The computer is off or in Hibernation. Hibernation is an energy-saving mode that uses the least amount of power.

NOTE: For select models, the Intel® Rapid Start Technology feature is enabled at the factory. Rapid Start Technology allows your computer to resume quickly from inactivity. For more information, see the User Guide.

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